<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8"/>
    <title>Title</title>
    <style>
        #loginDiv{
            margin: 0px auto;
            width: 300px;
            height: auto;
        }
        table,td{
            width: 280px;
            border-collapse:collapse;
            text-align: center;
        }
    </style>
</head>
<body>
<div id="loginDiv">
    <form action="users?action=login" method="post">
        <table>
            <tr>
                <td>用户名:</td>
                <td><input type="text" name="username" value=""/></td>
            </tr>
            <tr>
                <td>密码:</td>
                <td><input type="password" name="password" value=""/></td>
            </tr>
            <tr>
                <td colspan="2">
                    <input type="submit" value="登录">
                </td>
            </tr>
        </table>
    </form>
</div>
</body>
</html>
